CN205003846U - Infrared remote control device with feedback function - Google Patents
Infrared remote control device with feedback function Download PDFInfo
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- CN205003846U CN205003846U CN201520778986.5U CN201520778986U CN205003846U CN 205003846 U CN205003846 U CN 205003846U CN 201520778986 U CN201520778986 U CN 201520778986U CN 205003846 U CN205003846 U CN 205003846U
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Abstract
The utility model discloses an infrared remote control device with feedback function, including socket, AC -DC& metering modules, LDO stabiliser, optical coupler, wifi module, voice capture module, expand interface, relay and infrared transceiver outward, the socket is connected with the AC -DC& metering modules electricity, AC -DC& metering modules is connected with LDO stabiliser and optical coupler electricity respectively, the wifi module respectively with LDO stabiliser, optical coupler, voice capture module, expand interface, relay and infrared transceiver electricity outward and be connected. The utility model has the characteristics of can obtain the infrared feedback of whether carrying out the success, form the communication closed loop, effective control success rate that improves.
Description
Technical field
The utility model relates to intelligent infrared ray remote control technical field, especially relates to a kind ofly effectively to improve the infrared remote control device with feedback function being controlled to power.
Background technology
Infrared remote controller is that a kind of user at several meters of even tens meters of outer devices that just can carry out operating to various electrical equipment control, can be widely used in household appliances.At present, on market, existing Infrared remote controller, comprises intelligent remote controller, and owing to affecting by remote control distance, angle etc., individual event can only send infrared code, not know whether and run succeeded, result of use is not fine.
Chinese patent Authorization Notice No.: CN201352387Y, authorized announcement date on November 25th, 2009, disclose a kind of intelligent remote controller, by receiver module, control module, sending module, memory module and display module composition, wherein the output terminal of control module connects the input end of display module respectively, the input end of sending module, memory module is electrically connected with control module, it is characterized in that described receiver module is by signal input circuit, read pulse testing circuit, signal selecting circuit, input signal distinguishes circuit, signal authority testing circuit is composed in series successively, signal authority testing circuit is connected with the input end of control module.The weak point of this invention is, individual event can only send infrared code, not know whether and run succeeded.
Summary of the invention
Goal of the invention of the present utility model of the prior artly individual event can only send infrared code to overcome, and do not know whether the deficiency run succeeded, and provides a kind ofly effectively to improve the infrared remote control device with feedback function being controlled to power.
To achieve these goals, the utility model is by the following technical solutions:
There is an infrared remote control device for feedback function, comprise socket, AC-DC & metering module, LDO voltage stabilizer, photo-coupler, wifi module, sound acquisition module, extend out interface, relay and infrared transceiver; Described socket is electrically connected with AC-DC & metering module; Described AC-DC & metering module is electrically connected with LDO voltage stabilizer and photo-coupler respectively; Described wifi module respectively with LDO voltage stabilizer, photo-coupler, sound acquisition module, extend out interface, relay and infrared transceiver and be electrically connected.
The utility model connects family expenses 220V alternating current by socket, be electrically connected with wifi module after AC-DC & metering module changes isolation voltage with LDO voltage stabilizer and photo-coupler, wifi module respectively with LDO voltage stabilizer, photo-coupler, sound acquisition module, extend out interface, relay and infrared transceiver and be electrically connected, wifi module adopts IO mode to be connected with relay and infrared transceiver respectively.
This product is launched by the infrared code of infrared transceiver by study; Electrical equipment receives signal and performs an action; Electrical equipment can be sounded, and power consumption can change simultaneously; This product gathers sound by sound acquisition module, then by detecting sound and judging change of power consumption, whether correctly decides infrared execution; Illustrate if correct and run succeeded, be fed back to successfully; If perform incorrect, be feeding back unsuccessful, continue feedback.
Therefore, the utility model is by above-mentioned hardware structure, and control flow, the infrared control that allows of the property changed obtains feedback signal, thus allows infrared control under remote scenario, obtain clear and definite feedback, improves control efficiency.
As preferably, described wifi module comprises J4-CON16 interface and J5-CON3 interface; Described J4-CON16 interface comprises 1 interface RX2,2 interface TX2,3 interface ON/OFF, 4 interface RX1,5 interface TX1,6 interface TX0,7 interface RX0,8 interface Voice_sence, 9 interface ON/OFF2,10 interface PWM_OUT, 11 interfaces connect power supply ground, 12 interfaces and 13 interfaces all connect DC_5V voltage, and 14 interfaces connect power supply ground, and 15 interfaces and 16 interfaces all connect Vout_3.3V voltage; Described J5-CON3 interface comprises 1 interface RX1,2 interface TX1, and 3 interfaces connect power supply ground.
As preferably, described AC-DC & metering module and LDO voltage stabilizer form AD-DC_5V circuit and DC_5V-DC_3.3V circuit; Described AC-DC & metering module and photo-coupler form and measure serial ports output circuit and measure serial interface switching circuit; Described AD-DC_5V circuit, DC_5V-DC_3.3V circuit, metering serial ports output circuit and metering serial interface switching circuit are all electrically connected with wifi module.
As preferably, described AD-DC_5V circuit comprises fuse F1, variable resistor R10, AD-DC module, nonpolar electric capacity C14, described variable resistor R10 one end is electrically connected with J6 interface and AD-DC module 9 interface respectively, the variable resistor R10 other end is electrically connected with fuse F1 one end and AD-DC module 8 interface respectively, the described fuse F1 other end is electrically connected with J7 interface, AD-DC module 1 interface is electrically connected with 5V voltage, AD-DC module 2 interface connects power supply ground, AD-DC module 3 interface is RXD interface, AD-DC module 4 interface is TXD interface, AD-DC module 5 interface is LDO_3.3V voltage interface, AD-DC module 5 interface is electrically connected with nonpolar electric capacity C14 one end, another termination signal ground of nonpolar electric capacity C14, AD-DC module 6 interface connects signal ground, AD-DC module 7 interface is electrically connected with L_out interface.
As preferably, described DC_5V-DC_3.3V circuit comprises LDO voltage stabilizer, polar capacitor C10, nonpolar electric capacity C11, nonpolar electric capacity C12, polar capacitor C13; Described LDO voltage stabilizer 1 interface is DC_5V voltage interface, LDO voltage stabilizer 1 interface is electrically connected with the positive pole of LDO voltage stabilizer 3 interface, polar capacitor C10 and nonpolar electric capacity C12 one end respectively, LDO voltage stabilizer 5 interface is Vout_3.3V voltage interface, LDO voltage stabilizer 5 interface is electrically connected with the positive pole of polar capacitor C13 and nonpolar electric capacity C11 one end respectively, LDO voltage stabilizer 4 interface is unsettled, the negative pole of LDO voltage stabilizer 2 interface, polar capacitor C10, the nonpolar electric capacity C11 other end, the nonpolar electric capacity C12 other end, the negative pole of polar capacitor C13 all connects power supply ground.
As preferably, described metering serial ports output circuit comprises photo-coupler, resistance R1, resistance R3 and nonpolar electric capacity C1, nonpolar electric capacity C3; Described photo-coupler 1 interface is electrically connected with LDO_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R3 one end and nonpolar electric capacity C3 one end respectively, the resistance R3 other end is electrically connected with TXD interface, another termination signal ground of nonpolar electric capacity C3, photo-coupler 3 interface connects power supply ground, photo-coupler 4 interface is electrically connected with resistance R1 one end, nonpolar electric capacity C1 one end and RX2 interface respectively, and the resistance R1 other end is electrically connected with Vout_3.3V voltage, another termination power ground of nonpolar electric capacity C1.
As preferably, described metering serial interface switching circuit comprises photo-coupler, resistance R2, resistance R4 and nonpolar electric capacity C2, nonpolar electric capacity C4; Described photo-coupler 1 interface is electrically connected with Vout_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R4 one end and nonpolar electric capacity C4 one end respectively, the resistance R4 other end is electrically connected with TX2 interface, another termination power ground of nonpolar electric capacity C4, photo-coupler 3 interface connects signal ground, photo-coupler 4 interface is electrically connected with resistance R2 one end, nonpolar electric capacity C2 one end and RXD interface respectively, and the resistance R2 other end is electrically connected with LDO_3.3V voltage, another termination signal ground of nonpolar electric capacity C2.
As preferably, extend out interface for extending out earphone mouth.
Therefore, the utility model has following beneficial effect: can obtain the infrared feedback whether run succeeded, and forms communication closed loop, effectively improves and is controlled to power.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is a kind of circuit diagram of wifi module interface circuit of the present utility model;
Fig. 3 is a kind of circuit diagram of AD-DC_5V circuit of the present utility model;
Fig. 4 is a kind of circuit diagram of DC_5V-DC_3.3V circuit of the present utility model;
Fig. 5 is a kind of circuit diagram of metering serial ports output circuit of the present utility model;
Fig. 6 is a kind of circuit diagram of metering serial interface switching circuit of the present utility model;
Fig. 7 is a kind of circuit diagram of sound acquisition module of the present utility model;
Fig. 8 is a kind of circuit diagram of control relay circuit of the present utility model;
Fig. 9 is a kind of circuit diagram extending out interface of the present utility model.
In figure: socket 1, AC-DC & metering module 2, LDO voltage stabilizer 3, photo-coupler 4, wifi module 5, sound acquisition module 6, extend out interface 7, relay 8, infrared transceiver 9.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment as Fig. 1 is a kind of infrared remote control device with feedback function, comprises socket 1, AC-DC & metering module 2, LDO voltage stabilizer 3, photo-coupler 4, wifi module 5, sound acquisition module 6, extends out interface 7, relay 8 and infrared transceiver 9; Described socket is electrically connected with AC-DC & metering module; Described AC-DC & metering module is electrically connected with LDO voltage stabilizer and photo-coupler respectively; Described wifi module respectively with LDO voltage stabilizer, photo-coupler, sound acquisition module, extend out interface, relay and infrared transceiver and be electrically connected; Described AC-DC & metering module and LDO voltage stabilizer form AD-DC_5V circuit and DC_5V-DC_3.3V circuit; Described AC-DC & metering module and photo-coupler form and measure serial ports output circuit and measure serial interface switching circuit; Described AD-DC_5V circuit, DC_5V-DC_3.3V circuit, metering serial ports output circuit and metering serial interface switching circuit are all electrically connected with wifi module; Extend out interface for extending out earphone mouth.
The utility model connects family expenses 220V alternating current by socket, be electrically connected with wifi module after AC-DC & metering module changes isolation voltage with LDO voltage stabilizer and photo-coupler, wifi module respectively with LDO voltage stabilizer, photo-coupler, sound acquisition module, extend out interface, relay and infrared transceiver and be electrically connected, wifi module adopts IO mode to be connected with relay and infrared transceiver respectively.
The circuit diagram of a kind of wifi module interface as shown in Figure 2, comprises J4-CON16 interface and J5-CON3 interface; Described J4-CON16 interface comprises 1 interface RX2,2 interface TX2,3 interface ON/OFF, 4 interface RX1,5 interface TX1,6 interface TX0,7 interface RX0,8 interface Voice_sence, 9 interface ON/OFF2,10 interface PWM_OUT, 11 interfaces connect power supply ground, 12 interfaces and 13 interfaces all connect DC_5V voltage, and 14 interfaces connect power supply ground, and 15 interfaces and 16 interfaces all connect Vout_3.3V voltage; Described J5-CON3 interface comprises 1 interface RX1,2 interface TX1, and 3 interfaces connect power supply ground.
A kind of AD-DC_5V circuit diagram as shown in Figure 3, comprises fuse F1, variable resistor R10, AD-DC module, nonpolar electric capacity C14, described variable resistor R10 one end is electrically connected with J6 interface and AD-DC module 9 interface respectively, the variable resistor R10 other end is electrically connected with fuse F1 one end and AD-DC module 8 interface respectively, the described fuse F1 other end is electrically connected with J7 interface, AD-DC module 1 interface is electrically connected with 5V voltage, AD-DC module 2 interface connects power supply ground, AD-DC module 3 interface is RXD interface, AD-DC module 4 interface is TXD interface, AD-DC module 5 interface is LDO_3.3V voltage interface, AD-DC module 5 interface is electrically connected with nonpolar electric capacity C14 one end, another termination signal ground of nonpolar electric capacity C14, AD-DC module 6 interface connects signal ground, AD-DC module 7 interface is electrically connected with L_out interface.
The circuit diagram of a kind of DC_5V-DC_3.3V as shown in Figure 4, comprises LDO voltage stabilizer, polar capacitor C10, nonpolar electric capacity C11, nonpolar electric capacity C12, polar capacitor C13; Described LDO voltage stabilizer 1 interface is DC_5V voltage interface, LDO voltage stabilizer 1 interface is electrically connected with the positive pole of LDO voltage stabilizer 3 interface, polar capacitor C10 and nonpolar electric capacity C12 one end respectively, LDO voltage stabilizer 5 interface is Vout_3.3V voltage interface, LDO voltage stabilizer 5 interface is electrically connected with the positive pole of polar capacitor C13 and nonpolar electric capacity C11 one end respectively, LDO voltage stabilizer 4 interface is unsettled, the negative pole of LDO voltage stabilizer 2 interface, polar capacitor C10, the nonpolar electric capacity C11 other end, the nonpolar electric capacity C12 other end, the negative pole of polar capacitor C13 all connects power supply ground.
A kind of circuit diagram measuring serial ports and export as shown in Figure 5, comprises photo-coupler, resistance R1, resistance R3 and nonpolar electric capacity C1, nonpolar electric capacity C3; Described photo-coupler 1 interface is electrically connected with LDO_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R3 one end and nonpolar electric capacity C3 one end respectively, the resistance R3 other end is electrically connected with TXD interface, another termination signal ground of nonpolar electric capacity C3, photo-coupler 3 interface connects power supply ground, photo-coupler 4 interface is electrically connected with resistance R1 one end, nonpolar electric capacity C1 one end and RX2 interface respectively, and the resistance R1 other end is electrically connected with Vout_3.3V voltage, another termination power ground of nonpolar electric capacity C1.
A kind of circuit diagram measuring serial ports conversion as shown in Figure 6, comprises photo-coupler, resistance R2, resistance R4 and nonpolar electric capacity C2, nonpolar electric capacity C4; Described photo-coupler 1 interface is electrically connected with Vout_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R4 one end and nonpolar electric capacity C4 one end respectively, the resistance R4 other end is electrically connected with TX2 interface, another termination power ground of nonpolar electric capacity C4, photo-coupler 3 interface connects signal ground, photo-coupler 4 interface is electrically connected with resistance R2 one end, nonpolar electric capacity C2 one end and RXD interface respectively, and the resistance R2 other end is electrically connected with LDO_3.3V voltage, another termination signal ground of nonpolar electric capacity C2.
The circuit diagram of a kind of sound acquisition module as shown in Figure 7, comprise resistance R5, resistance R6, resistance R7, resistance R12, resistance R13, nonpolar electric capacity C7, nonpolar electric capacity C15, nonpolar electric capacity C16, nonpolar electric capacity C17, triode Q1, triode Q3 and microphone, one termination power ground of described microphone, the other end of microphone is electrically connected with resistance R6 one end and nonpolar electric capacity C7 one end respectively, the nonpolar electric capacity C7 other end is electrically connected with the base stage of resistance R7 one end and triode Q1 respectively, the resistance R6 other end is electrically connected with the resistance R7 other end and Vout_3.3V voltage respectively, the emitter of triode Q1 connects power supply ground, the collector of triode Q1 is electrically connected with resistance R5 one end and nonpolar electric capacity C15 one end respectively, the resistance R5 other end is electrically connected with Vout_3.3V voltage, the nonpolar electric capacity C15 other end is electrically connected with the base stage of resistance R13 one end and triode Q3 respectively, the emitter of triode Q3 connects power supply ground, the collector of triode Q3 is electrically connected with resistance R12 one end and nonpolar electric capacity C16 one end respectively, the resistance R13 other end is electrically connected with the resistance R12 other end and Vout_3.3V voltage respectively, the nonpolar electric capacity C16 other end is electrically connected with nonpolar electric capacity C17 one end and Voice_sence interface respectively, another termination power ground of nonpolar electric capacity C17.
The circuit diagram of a kind of Control as shown in Figure 8, comprises relay LS1, diode D1, triode Q2 resistance R8, resistance R9, nonpolar electric capacity C9, J2-CON1 interface is electrically connected with the 5 interface L_Relay of relay LS1, 1 interface of relay LS1 connects DC_5V voltage, 2 interfaces of relay LS1 are electrically connected with the positive pole of diode D1 and the collector of triode Q2 respectively, the negative pole of diode D1 connects DC_5V voltage, 4 interfaces of relay LS1 connect L_out interface, 3 interfaces and 6 interfaces of relay LS1 are all unsettled, the base stage of triode Q2 is electrically connected with resistance R9 one end, the resistance R9 other end is electrically connected with nonpolar electric capacity C9 one end and resistance R8 one end respectively, the resistance R8 other end is electrically connected with ON/OFF interface, the emitter of triode Q2 and the nonpolar electric capacity C9 other end all connect power supply ground.
A kind of circuit diagram extending out interface as shown in Figure 9,7 interfaces comprising J9 interface are unsettled, and 2 interfaces connect power supply ground, and 3 interface TX0,4 interface RX0,5 interfaces and 6 interfaces all connect DC_5V voltage.
The course of work of the present utility model is as follows: the infrared code of study is launched by infrared transceiver; Electrical equipment receives signal and performs an action; Electrical equipment can be sounded, and power consumption can change simultaneously; This product gathers sound by sound acquisition module, then by detecting sound and judging change of power consumption, whether correctly decides infrared execution; Illustrate if correct and run succeeded, be fed back to successfully; If perform incorrect, be feeding back unsuccessful, continue feedback.
Should be understood that the present embodiment is only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
Claims (8)
1. one kind has the infrared remote control device of feedback function, it is characterized in that, comprise socket (1), AC-DC & metering module (2), LDO voltage stabilizer (3), photo-coupler (4), wifi module (5), sound acquisition module (6), extend out interface (7), relay (8) and infrared transceiver (9); Described socket is electrically connected with AC-DC & metering module; Described AC-DC & metering module is electrically connected with LDO voltage stabilizer and photo-coupler respectively; Described wifi module respectively with LDO voltage stabilizer, photo-coupler, sound acquisition module, extend out interface, relay and infrared transceiver and be electrically connected.
2. the infrared remote control device with feedback function according to claim 1, is characterized in that, described wifi module comprises J4-CON16 interface and J5-CON3 interface; Described J4-CON16 interface comprises 1 interface RX2,2 interface TX2,3 interface ON/OFF, 4 interface RX1,5 interface TX1,6 interface TX0,7 interface RX0,8 interface Voice_sence, 9 interface ON/OFF2,10 interface PWM_OUT, 11 interfaces connect power supply ground, 12 interfaces and 13 interfaces all connect DC_5V voltage, and 14 interfaces connect power supply ground, and 15 interfaces and 16 interfaces all connect Vout_3.3V voltage; Described J5-CON3 interface comprises 1 interface RX1,2 interface TX1, and 3 interfaces connect power supply ground.
3. the infrared remote control device with feedback function according to claim 1, is characterized in that, described AC-DC & metering module and LDO voltage stabilizer form AD-DC_5V circuit and DC_5V-DC_3.3V circuit; Described AC-DC & metering module and photo-coupler form and measure serial ports output circuit and measure serial interface switching circuit; Described AD-DC_5V circuit, DC_5V-DC_3.3V circuit, metering serial ports output circuit and metering serial interface switching circuit are all electrically connected with wifi module.
4. the infrared remote control device with feedback function according to claim 3, is characterized in that, described AD-DC_5V circuit comprises fuse F1, variable resistor R10, AD-DC module, nonpolar electric capacity C14, described variable resistor R10 one end is electrically connected with J6 interface and AD-DC module 9 interface respectively, the variable resistor R10 other end is electrically connected with fuse F1 one end and AD-DC module 8 interface respectively, the described fuse F1 other end is electrically connected with J7 interface, AD-DC module 1 interface is electrically connected with 5V voltage, AD-DC module 2 interface connects power supply ground, AD-DC module 3 interface is RXD interface, AD-DC module 4 interface is TXD interface, AD-DC module 5 interface is LDO_3.3V voltage interface, AD-DC module 5 interface is electrically connected with nonpolar electric capacity C14 one end, another termination signal ground of nonpolar electric capacity C14, AD-DC module 6 interface connects signal ground, AD-DC module 7 interface is electrically connected with L_out interface.
5. the infrared remote control device with feedback function according to claim 3, is characterized in that, described DC_5V-DC_3.3V circuit comprises LDO voltage stabilizer, polar capacitor C10, nonpolar electric capacity C11, nonpolar electric capacity C12, polar capacitor C13; Described LDO voltage stabilizer 1 interface is DC_5V voltage interface, LDO voltage stabilizer 1 interface is electrically connected with the positive pole of LDO voltage stabilizer 3 interface, polar capacitor C10 and nonpolar electric capacity C12 one end respectively, LDO voltage stabilizer 5 interface is Vout_3.3V voltage interface, LDO voltage stabilizer 5 interface is electrically connected with the positive pole of polar capacitor C13 and nonpolar electric capacity C11 one end respectively, LDO voltage stabilizer 4 interface is unsettled, the negative pole of LDO voltage stabilizer 2 interface, polar capacitor C10, the nonpolar electric capacity C11 other end, the nonpolar electric capacity C12 other end, the negative pole of polar capacitor C13 all connects power supply ground.
6. the infrared remote control device with feedback function according to claim 3, is characterized in that, described metering serial ports output circuit comprises photo-coupler, resistance R1, resistance R3 and nonpolar electric capacity C1, nonpolar electric capacity C3; Described photo-coupler 1 interface is electrically connected with LDO_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R3 one end and nonpolar electric capacity C3 one end respectively, the resistance R3 other end is electrically connected with TXD interface, another termination signal ground of nonpolar electric capacity C3, photo-coupler 3 interface connects power supply ground, photo-coupler 4 interface is electrically connected with resistance R1 one end, nonpolar electric capacity C1 one end and RX2 interface respectively, and the resistance R1 other end is electrically connected with Vout_3.3V voltage, another termination power ground of nonpolar electric capacity C1.
7. the infrared remote control device with feedback function according to claim 3, is characterized in that, described metering serial interface switching circuit comprises photo-coupler, resistance R2, resistance R4 and nonpolar electric capacity C2, nonpolar electric capacity C4; Described photo-coupler 1 interface is electrically connected with Vout_3.3V voltage, photo-coupler 2 interface is electrically connected with resistance R4 one end and nonpolar electric capacity C4 one end respectively, the resistance R4 other end is electrically connected with TX2 interface, another termination power ground of nonpolar electric capacity C4, photo-coupler 3 interface connects signal ground, photo-coupler 4 interface is electrically connected with resistance R2 one end, nonpolar electric capacity C2 one end and RXD interface respectively, and the resistance R2 other end is electrically connected with LDO_3.3V voltage, another termination signal ground of nonpolar electric capacity C2.
8. the infrared remote control device with feedback function according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, is characterized in that, extending out interface for extending out earphone mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520778986.5U CN205003846U (en) | 2015-10-09 | 2015-10-09 | Infrared remote control device with feedback function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778986.5U CN205003846U (en) | 2015-10-09 | 2015-10-09 | Infrared remote control device with feedback function |
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| CN205003846U true CN205003846U (en) | 2016-01-27 |
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| CN201520778986.5U Active CN205003846U (en) | 2015-10-09 | 2015-10-09 | Infrared remote control device with feedback function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107919009A (en) * | 2017-11-23 | 2018-04-17 | 四川爱联科技有限公司 | A kind of two-way infrared means of communication |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107919009A (en) * | 2017-11-23 | 2018-04-17 | 四川爱联科技有限公司 | A kind of two-way infrared means of communication |
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Address after: 310000 Room 101, 1st Floor, Block C, No. 57, Changhe Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Bolian Intelligent Technology Co., Ltd. Address before: Room 106, Building No. 1, 611 Jianghong Road, Changhe Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Gubei Electronic Technology Co., Ltd. |
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| CP03 | Change of name, title or address |